<?php

    /**
     * PHPExcel_Shared_CodePage
     * Copyright (c) 2006 - 2015 PHPExcel
     * This library is free software; you can redistribute it and/or
     * modify it under the terms of the GNU Lesser General Public
     * License as published by the Free Software Foundation; either
     * version 2.1 of the License, or (at your option) any later version.
     * This library is distributed in the hope that it will be useful,
     * but WITHOUT ANY WARRANTY; without even the implied warranty of
     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     * Lesser General Public License for more details.
     * You should have received a copy of the GNU Lesser General Public
     * License along with this library; if not, write to the Free Software
     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
     * @category   PHPExcel
     * @package    PHPExcel_Shared
     * @copyright  Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
     * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
     * @version    ##VERSION##, ##DATE##
     */
    class PHPExcel_Shared_CodePage {
        /**
         * Convert Microsoft Code Page Identifier to Code Page Name which iconv
         * and mbstring understands
         * @param integer $codePage Microsoft Code Page Indentifier
         * @return string Code Page Name
         * @throws PHPExcel_Exception
         */
        public static function NumberToName($codePage = 1252) {
            switch ($codePage) {
                case 367:
                    return 'ASCII';    //    ASCII
                case 437:
                    return 'CP437';    //    OEM US
                case 720:
                    throw new PHPExcel_Exception('Code page 720 not supported.');    //    OEM Arabic
                case 737:
                    return 'CP737';    //    OEM Greek
                case 775:
                    return 'CP775';    //    OEM Baltic
                case 850:
                    return 'CP850';    //    OEM Latin I
                case 852:
                    return 'CP852';    //    OEM Latin II (Central European)
                case 855:
                    return 'CP855';    //    OEM Cyrillic
                case 857:
                    return 'CP857';    //    OEM Turkish
                case 858:
                    return 'CP858';    //    OEM Multilingual Latin I with Euro
                case 860:
                    return 'CP860';    //    OEM Portugese
                case 861:
                    return 'CP861';    //    OEM Icelandic
                case 862:
                    return 'CP862';    //    OEM Hebrew
                case 863:
                    return 'CP863';    //    OEM Canadian (French)
                case 864:
                    return 'CP864';    //    OEM Arabic
                case 865:
                    return 'CP865';    //    OEM Nordic
                case 866:
                    return 'CP866';    //    OEM Cyrillic (Russian)
                case 869:
                    return 'CP869';    //    OEM Greek (Modern)
                case 874:
                    return 'CP874';    //    ANSI Thai
                case 932:
                    return 'CP932';    //    ANSI Japanese Shift-JIS
                case 936:
                    return 'CP936';    //    ANSI Chinese Simplified GBK
                case 949:
                    return 'CP949';    //    ANSI Korean (Wansung)
                case 950:
                    return 'CP950';    //    ANSI Chinese Traditional BIG5
                case 1200:
                    return 'UTF-16LE'; //    UTF-16 (BIFF8)
                case 1250:
                    return 'CP1250';   //    ANSI Latin II (Central European)
                case 1251:
                    return 'CP1251';   //    ANSI Cyrillic
                case 0:
                    //    CodePage is not always correctly set when the xls file was saved by Apple's Numbers program
                case 1252:
                    return 'CP1252';   //    ANSI Latin I (BIFF4-BIFF7)
                case 1253:
                    return 'CP1253';   //    ANSI Greek
                case 1254:
                    return 'CP1254';   //    ANSI Turkish
                case 1255:
                    return 'CP1255';   //    ANSI Hebrew
                case 1256:
                    return 'CP1256';   //    ANSI Arabic
                case 1257:
                    return 'CP1257';   //    ANSI Baltic
                case 1258:
                    return 'CP1258';   //    ANSI Vietnamese
                case 1361:
                    return 'CP1361';   //    ANSI Korean (Johab)
                case 10000:
                    return 'MAC';      //    Apple Roman
                case 10001:
                    return 'CP932';    //    Macintosh Japanese
                case 10002:
                    return 'CP950';    //    Macintosh Chinese Traditional
                case 10003:
                    return 'CP1361';   //    Macintosh Korean
                case 10004:
                    return 'MACARABIC';  //	Apple Arabic
                case 10005:
                    return 'MACHEBREW';        //	Apple Hebrew
                case 10006:
                    return 'MACGREEK';  //    Macintosh Greek
                case 10007:
                    return 'MACCYRILLIC';  //    Macintosh Cyrillic
                case 10008:
                    return 'CP936';  //    Macintosh - Simplified Chinese (GB 2312)
                case 10010:
                    return 'MACROMANIA';    //	Macintosh Romania
                case 10017:
                    return 'MACUKRAINE';    //	Macintosh Ukraine
                case 10021:
                    return 'MACTHAI';    //	Macintosh Thai
                case 10029:
                    return 'MACCENTRALEUROPE';  //    Macintosh Central Europe
                case 10079:
                    return 'MACICELAND';  //    Macintosh Icelandic
                case 10081:
                    return 'MACTURKISH';  //    Macintosh Turkish
                case 10082:
                    return 'MACCROATIAN';    //	Macintosh Croatian
                case 21010:
                    return 'UTF-16LE';  //    UTF-16 (BIFF8) This isn't correct, but some Excel writer libraries erroneously use Codepage 21010 for UTF-16LE
                case 32768:
                    return 'MAC';      //    Apple Roman
                case 32769:
                    throw new PHPExcel_Exception('Code page 32769 not supported.');  //    ANSI Latin I (BIFF2-BIFF3)
                case 65000:
                    return 'UTF-7';    //    Unicode (UTF-7)
                case 65001:
                    return 'UTF-8';    //    Unicode (UTF-8)
            }
            throw new PHPExcel_Exception('Unknown codepage: ' . $codePage);
        }
    }
